The Art of Geology

Alaska Arches National Park Arizona Bonilla Carlton E centimetres Colorado Plateau continent continental Cordillera del Paine courtesy of U.S. courtesy of Utah crater crust D. W. Caldwell Dana Coffield deformed deposits diamonds Dockstader dolomite dunes eroded erosion fault folds Geological Society Geological Survey Photo geologists Giovanni Guglielmo Glacial glaciers Grand Canyon granite Hutchinson Photo Iguazu Falls island Jennifer Whipple Karst kilometres Lake layers limestone Lyn Topinka magma Manuel G Mesozoic metres million years ago million years old Mount St Mountains National Park North America ocean ooids Pacific Ring Paleozoic Photo by David Photo by G Photo by George Photo by Kenneth Photo by Lyn Photo by Manuel Photo by Roderick Photos by Dana plate tectonics plates Precambrian Range Ring of Fire River salt sand sandstone sediment sedimentary rocks Shanmugam Society of America southern surface U-shaped valleys U.S. Geological Survey uplift Urubamba River valley volcanic eruptions volcanoes